5. Let S = {1,2,3, 4}. The following are four relations from So S. For each relation, determine if it is a function from S to S. Give a short explanation for each question. (a) {(1, 2), (3, 4), (4, 1)}. (b) {(1,2), (2,3), (3, 4), (4, 1)} (c) {(1, 1), (1,2), (2, 1), (2, 2), (3, 3), (3, 4), (4, 3), (4, 4)} (d) {(1,2), (2, 2), (3,2), (4, 2)}

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter1: Expressions And Functions
Section1.6: Relations
Problem 2BGP
Question
5.
Let S = {1,2,3, 4}. The following are four relations from So S. For each relation,
determine if it is a function from S to S. Give a short explanation for each question.
(a) {(1, 2), (3, 4), (4, 1)}.
(b) {(1,2), (2,3), (3, 4), (4, 1)}
(c) {(1, 1), (1,2), (2, 1), (2, 2), (3, 3), (3, 4), (4, 3), (4, 4)}
(d) {(1,2), (2, 2), (3,2), (4, 2)}
Transcribed Image Text:5. Let S = {1,2,3, 4}. The following are four relations from So S. For each relation, determine if it is a function from S to S. Give a short explanation for each question. (a) {(1, 2), (3, 4), (4, 1)}. (b) {(1,2), (2,3), (3, 4), (4, 1)} (c) {(1, 1), (1,2), (2, 1), (2, 2), (3, 3), (3, 4), (4, 3), (4, 4)} (d) {(1,2), (2, 2), (3,2), (4, 2)}
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